鹵化

to halogenate / halogenation (chemistry)

alkaline soil / salt / brine / halogen (chemistry) / crass / stupid

variant of 花[hua1]

to make into / to change into / -ization / to ... -ize / to transform / abbr. for 化學|化学[hua4 xue2]

halide (i.e. fluoride, chloride, bromide etc)

silver halide (usually chloride) used to fix photos