Fluorosilicic Acid is a chemical used in water fluoridation, below are just 3 accidents involving this highly dangerous substance:

March 18 2008 – New Orleans USA
Fluorosilicic acid leak at chemical plant

Up to 50 gallons a minute were leaking, acid started to eat through concrete bund, 500,000 gallons had to be diverted into Mississippi River to avert ‘Catastrophe’ involving other tanks.

April 2001 – Port Avonmouth UK
Fluorosilicic acid leak on ship ‘Dutch Navigator’

Ship transporting acid from Spain to Ireland, faulty patches on tank began to leak, within 72 hours acid ate through 8mm steel shell and sprang 2 leaks, also started to eat through hull of ship – port evacuated for 30 hours and declared ‘Port Emergency’ & ‘Major Incident’.

1994 -Deltona Florida USA
Fluorosilicic acid leak on I4 motorway

Tanker truck spills 4,500 gallons, everyone within 1-mile radius evacuated (2,300 people), 50 people hospitalised.