Chapter 380
Chapter 380
When they cut the sugar cane and took it to the study, they found that Su Chen had fallen asleep, so they did not wake him up.
At around five o'clock in the afternoon, Su Chen and Zhang Long were squatting outside the manor chewing sugar cane.
"Zhang Long, how much pyrite did you find last time you went to Hua County?"
"Hiss~hiss~bah!"
Su Chen asked as he spit out a mouthful of sugar cane residue.
"Hiss~ Marquis, Wang Chao and his men went there. They brought back more than 2,000 kilograms, and more than 5 kilograms of sulfur powder have been extracted. The rest is stored in the warehouse."
Su Chen nodded. Fortunately, the amount of sulfur used in preparing explosives is not very large.
One hundred kilograms of pyrite only produces a little more than one kilogram of sulfur.
After chewing the last section of sugar cane, Su Chen stood up and clapped his hands.
"Marquis, do you want more sugar cane?" Zhang Long handed the sugar cane to Su Chen and asked.
"No, I have a toothache from eating too much! When Li Tai comes back, ask him to come to the study to find me."
After saying that, Su Chen patted his butt and turned to leave.
"Okay, Lord!"
After Su Chen returned to the living room, Wang Xi came to report to Su Chen.
"Lord, 230 kilograms of sugarcane have been squeezed out of more than 160 kilograms of sugarcane juice, just full of a jar."
Su Chen was shocked when he heard that more than 160 kilograms of sugarcane juice were squeezed out.
"Okay, I know, just put the sugarcane juice aside, and wait for Li Tai to do the rest."
Su Chen had never seen sugarcane squeezed before, let alone how much sugarcane juice can be squeezed out of sugarcane.
More than 160 kilograms sounds like a lot, but that's just because sugarcane contains more water. How much sugar can be boiled depends on the sugar content of the sugarcane.
200 kilograms of sugarcane can boil out 20 kilograms of brown sugar, which is very good. White sugar is estimated to be less, because after precipitation with yellow mud water, many impurities are reduced and only pure sugar is left.
"Okay, Lord!"
Wang Xi responded respectfully and was about to turn around and leave when Su Chen stopped him.
"Let me ask, how much wool yarn has been woven so far, and how many people have used it for a few days."
Wang Xi was a little nervous when asked by Su Chen. Wang Xi had not done a serious calculation.
"Lord, I..."
There are still more than 200 kilograms of wool in the manor that have not been processed. The wool that has been spun into wool yarn has probably consumed more than 100 kilograms.
Su Chen saw that Wang Xi was a little embarrassed and smiled:
"It's okay! You will know when you try it with 50 kilograms of wool next time. I just want to calculate the cost."
"Thank you, Lord! I will arrange 50 kilograms of wool tomorrow morning."
Wang Xi thanked him gratefully, and at the same time urged himself in his heart to be more careful in doing things in the future.
Never allow such a thing to happen again.
"Well, I don't have anything to do here. You go and get busy. Li Tai will find you later."
Twenty minutes later, Li Tai and his friends returned to the manor after school.
"Su Chen, has the sugarcane juice been squeezed? Where is it now?" Li Tai came to the study and asked directly.
He was holding a section of sugarcane given to him by Zhao Hu.
"Go find Wang Xi, you have to be careful, there are more than 200 kilograms of sugarcane!" Su Chen kindly reminded him, but Li Tai ignored him and turned away.
...
Two days later, Li Tai successfully refined more than 160 kilograms of sugarcane juice into 25 kilograms of white sugar.
It can be concluded that the sugar content of those green-skinned sugarcanes is about 10% except for the problem of squeezing efficiency.
Now he is studying the addition of white sugar to gunpowder, but no one knows the proportion of white sugar, and Su Chen is not sure either, so he can only try slowly.
"Su Chen, what do you think?"
Li Tai decided to listen to Su Chen's advice.
After thinking for a while, Su Chen asked, "How much gunpowder can your explosive tube hold?"
"Fill it up with 18 taels, a total of 20 taels including the paper tube." Li Tai answered without thinking.
Su Chen stroked his hairless chin and thought seriously.
"Here's what I think. Now make three explosives. One without sugar, one with nine taels of sugar, and the last one with four taels and five cents of sugar.
After making them, find a suitable terrain to detonate them separately to see which explosive creates a bigger and deeper pit. If nine taels of sugar is more powerful, then add more sugar.
On the contrary, add less sugar from four taels and five cents."
"Do you think it will work?"
Su Chen's idea is very simple. Add half of the total amount of sugar to the gunpowder, and then prepare half of half of the total amount of gunpowder. It is easy to find a dividing point.
Then slowly improve it, which is better than trying to waste sugar a little bit at a time.
What Su Chen is most worried about is that after adding sugar, the explosives will not explode.
That's bullshit.
"Okay! I agree. Wait for me for a moment. I'll go make it now."
Li Tai didn't say anything and asked Zhang Long and others to prepare the materials and guard the backyard. He went to make the explosives in the backyard.
Zhang Long and the other four participated in the whole process of making explosives from the first day. They were all SuSu Chen is a person that he trusts.
Forty minutes later, Li Tai wrapped the fuse of the explosives and packed it in a package.
"It's done, let's try it now!"
Li Tai couldn't hide his excitement. He hadn't played with explosives for several days.
"Okay, let's go to the place where the explosives were placed for the first time. Zhang Long, you guys bring the tools for digging holes."
Su Chen planned to find a steep slope near the last canal to dig a hole and put the explosives in to detonate, which was a simulation of the mountain bombing scene.
It would be better to find a cliff. Several people took telescopes and set off immediately.
At about ten o'clock, Su Chen and his team found an excellent location.
This is a gully about two meters high, which just meets Su Chen's requirements. The stone wall is not all hard stone, so it is easy to dig a hole to place explosives.
"Zhang Long, start, dig a hole about two feet."
Zhang Long immediately stepped forward and poked the stone wall with a tool similar to the Luoyang shovel. The hole was opened in the middle of the stone wall.
While poking and rotating, Zhang Long soon dug out a hole more than two feet wide.
Afterwards, Zhao Hu carefully put the explosives without sugar into it, and the explosive tube was about one foot long.
The explosive fuse is five feet long, which can absolutely ensure the safety of the person who ignites the fire, and there is enough time to evacuate.
These detonations are safer, because they are digging holes to blast the hillside, and most of the energy of the explosives will only explode upward or downward.
"Who of you stays to ignite the fire? We will retreat first!"
Su Chen handed a lighter to Zhao Hu and ran away. This time he wanted to run 150 meters away.
This time it was Zhao Hu who ignited the fire.
The others followed Su Chen and ran away. Zhao Hu turned around and looked in the direction where Su Chen and the others were running away. He waited for Su Chen to give an order before igniting the fire.
In the distance, Su Chen felt that he had run almost to a safe distance, and then picked up the telescope and gestured to Zhao Hu.
Zhao Hu received the ignition order, picked up the fuse, straightened it, and started to ignite it.
After seeing the fuse lit, he dropped it and ran towards Su Chen and the others.
In less than fifteen seconds, Zhao Hu ran to Su Chen and the others. The fuse would probably burn for another minute before detonating the explosives.
"This fuse is good. If there is no wind, five feet can burn for one minute and fifteen seconds. It's very safe!" Su Chen watched the fuse burning at a constant speed through the telescope.
"It's going to explode!"
As soon as Su Chen finished speaking... bang!
There was not much explosion sound, because it was placed in a cave in the stone wall and detonated.
But the power was not small. A large area above the cave entrance collapsed due to the explosion, and gravel and soil fell down.
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