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By T.P. Nelson

This publication describes replacement formulations and packaging strategies for the relief or removing of chlorofluorocarbon (CFC) use as an aerosol propellant. Use of CFCs in particular different types of aerosols thought of ''nonessential'' used to be banned through the U.S. in 1978. contemporary renewed curiosity in additional decreasing all over the world creation and intake of CFCs, and different chemical compounds implicated within the depletion of the earth's stratospheric ozone layer, is answerable for this research, which covers presently exempted and excluded CFC aerosol functions and their choices.

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The following: Production of sprays with desired particle size distribution; . v Control of flrubility; Precautionary use of questionable solvents, such as methylene chloride: - changes in anticipated use patterns; Maintenance of dispenser and organoleptic stabilities: Cost of altenutive formulations; Availability of the alternative. including Toxic Substance Control A c t (TSCA) considerations; . Pressure l i d c a t i o n s ; Roducr u t i l i t y or efficacy for intended uses; Suggested Alternative Formulations 41 Toxicological factors; md Spray rate and -0-up rate optbization.

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