After years of discussion about ''cessation of chlorine chemistry'', t
he study entitled ''Conversion of Chlorine Chemistry'' [1] commissione
d by the Environmental Ministry of the State of Hesse in Germany and u
ndertaken by Prognos AG provides the very first detailed comparative e
cological and economical assessment of production process and products
of ''chlorine chemistry'' and industrially feasible alternatives and
presents a strategy for partial transformation. This accomplished on t
he basis of a systematic assessment of risks and benefits, as demanded
by the Geman parliametary commission ''Protection of Humankind and th
e Environment''.