—, available, in bleaching powder, [110]

— water solution, [37]

Clarifying water, [125]

Classification of paper as to strength, [197]

Cleaning straw, [100]

Closing plates of strainers, [150]

Cochineal lakes, [142]

Collodion pyroxyline, [10]

Colophony, [137]

Colour, improving, [114]