Deleterious Precipitation

• rain containing acids that form in the atmosphere when industrial gas emissions (especially sulfur dioxide and nitrogen oxides) combine with water

• a damage or loss

• having undesirable or negative qualities

• feeling or expressing regret or sorrow or a sense of loss over something done or undone

• that which is below standard or expectations as of ethics or decency

• with great intensity (`bad' is a nonstandard variant for `badly')

• very much; strongly

• serious or severe

• feeling physical discomfort or pain (`tough' is occasionally used colloquially for `bad')

• (of foodstuffs) not in an edible or usable condition

• not capable of being collected

• below average in quality or performance

• nonstandard

• not financially safe or secure

• physically unsound or diseased

• capable of harming

• characterized by wickedness or immorality

• reproduced fraudulently

• not working properly