"Ban dihydrogen monoxide!" joke

THE INVISIBLE KILLER
Dihydrogen monoxide is colorless, odorless, tasteless, and kills uncounted thousands of people every year.
Most of these deaths are caused by accidental inhalation of DHMO, but the dangers of dihydrogen monoxide do not end there.
Prolonged exposure to its solid form causes severe tissue damage. Symptoms of DHMO ingestion can include excessive sweating and urination, and possibly a bloated feeling, nausea, vomiting and body electrolyte imbalance.
For those who have become dependent, DHMO withdrawal means certain death.
Dihydrogen monoxide:
is also known as hydric acid, and is the major component of acid rain.
contributes to the "greenhouse effect."
may cause severe burns.
contributes to the erosion of our natural landscape.
accelerates corrosion and rusting of many metals.
may cause electrical failures and decreased effectiveness of automobile brakes.
has been found in excised tumors of terminal cancer patients.