4 ms·
From the top of another head: Banning DDT, Removing Freon from AC systems, mandatory seat-belts and airbags in cars, Residential ground fault detection outle
by lebuffon 6y ago
From the top of another head:
Banning DDT,
Removing Freon from AC systems,
mandatory seat-belts and airbags in cars,
Residential ground fault detection outlets,
Electricity system codes,
Gas line codes,
Building safety codes ...