Making a Hard-Shell Mold
The science behind the art of prop making.
Continue ReadingThe science behind the art of prop making.
Continue ReadingBiodiesel is vegetable oil (often used) that’s been chemically converted into a fuel thin enough to spray through a diesel fuel-injection system. No special equipment is needed to “cook” a small batch of biodiesel that will work in any diesel engine, from a model airplane to the family car.
Continue ReadingRepair a damaged proximity swipe card.
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