Since water is a key ingredient in beer, it being mostly water, polluted water threatens beer quality.
Thursday a group of 59 craft breweries sent a letter to the U.S. Environmental Protection Agency and U.S. Army Corps of Engineers opposing the agencies' "Dirty Water Rule" proposal to slash clean water protections for waterways around the country.
These brewers, who are partners in NRDC's Brewers for Clean Water campaign, are standing up for safeguards that protect the sources of clean water on which their businesses depend.
(Score: 0) by Anonymous Coward on Friday March 08 2019, @10:45PM
Methane (CH4) has molecular weight of 16.043 (slightly less than water). Assumign they are all "organic" molecules, I don't think any pesticide could have MW less than that.