Analysis of information sources in references of the Wikipedia article "Thomas Midgley Jr." in English language version.
After mixing tetraethyl lead with gasoline, no great precaution need be exercised, the ratio being 1 part tetraethyl lead to 1300 of gasoline. From this point on no health hazards actually exist unless the gasoline is used very abnormally for purposes for which it was not intended.
CFCs and HCFCs rapidly replaced other refrigerants in all but applications where companies accepted the increased risk of flammable and toxic refrigerant releases or in applications where the existing technologies were more energy efficient.
CFCs and HCFCs rapidly replaced other refrigerants in all but applications where companies accepted the increased risk of flammable and toxic refrigerant releases or in applications where the existing technologies were more energy efficient.
CFCs and HCFCs rapidly replaced other refrigerants in all but applications where companies accepted the increased risk of flammable and toxic refrigerant releases or in applications where the existing technologies were more energy efficient.