Tobacco plants
........... good and bads ............
the positive effects could be seeing everything sharper or so after consumption and extract the nicotine to use on plants to keep away insects.............
the negative effects if consumed as smoking or something like that could be you get hungry more often and reduce sprint
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Oil
......... Good and bads.........
the positive effect of oil we already know ..........................................................................................
the negative effects could be the environment around the place you use it on
for example if you have a generator that is dependent on oil and place it on grass you get more brown-ish color on the grass around the generator
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