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自家製プラスチック
I was making energy pellets for a hemp museum demonstration of the ability of hemp to burn. They were round about 1/2 inch in diameter and 1/4 inch thick. I had an iron fry pan heating and pressed a pellet onto the hot surface with a dowel keeping it in motion. The pellet melted to 1/4 its thickness and looked like plastic (shown left). The branding was done with a hot metal hemp leaf button.
The picture on the left shows the steps in making the plastic like substance to the right. I bought some imported hemp seed oil (left), filled the tall jar half full of the oil. With a cloth cover, I left it in a south window for two years to thicken in the sun. I then poured the thick oil in a thin layer on a cookie sheet and placed it in the sun for two days for a rubbery plastic sheet.
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