In cold weather climates, bio-diesel is problematic, since it solidifies easily in cold weather. Instead, biomass gasification is a better way to convert animal fat to hydrogen, which burns well at cold temperatures.
I& posted here about the square foot solar cooker, and here is another of the many uses for it. This is a solar alembic, or pot still, made from square foot mirrors, which can produce between 2 and 5 ounces of distillate on a lazy sunny afternoon.
How to Remove Rust from Metal. When metal has rusted, throwing it away and buying a replacement isn't always an option. You can remove rust using household ingredients such as aluminum foil and a mild acid like white vinegar, or with.
OSTARA ☆ How To Make Dandelion Wine - Dandelion wine is probably the best tasting wine you can make at home! Dandelions will be everywhere pretty soon. See how to make a batch and take advantage of the first batch of dandelions.