Alcohol is useful to cleanse things. Alcohol can kill bacteria. Therefore it is often used in a disinfectant. Most of the time it's 70% alcohol 30% water
it is good for you. it has valuable nutrients.
As an anesthetic and disinfectant? When was "back then?"
there is 350 calories in a medium jacket potato with half a tin of beans:D hope this is useful to you
I think there are 62.1 calories in an orange.Is this useful? There are 102 calories in 8 oz of Orange Juice.
the waste has nutrients in it that help the plant
The bacteria yeast converts sugar into alcohol.
alcohol, methelated spirits, ethanol
It is not useful at all for that. I use a proprietary brake cleaner from the auto store .
It depends on what you call useful, but probably topsoil because it holds nutrients necessary for growing plants.
useful
high-energy electrons