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Insecticidal soap is used to control many plant insect pests. Soap has been used for more than 200 years as an insect control. [1] Because insecticidal soap works on direct contact with pests via the disruption of cell membranes when the insect is penetrated with fatty acids, the insect's cells leak their contents causing the insect to dehydrate and die. [2]
If you're wondering what not to feed wild birds, our expert guide can help.
The density of soy wax is about 90% that of water or 0.9 g/ml. [4] This means nine pounds (144 oz) of wax will fill about ten 16-oz jars (160 fluid ounces of volume). Soy wax is available in flake and pellet form and has an off-white, opaque appearance. Its lower melting temperature can mean that candles will melt in hot weather.
The principal historical use of these plants was boiling down to make soap. Saponaria officinalis is most suited for this procedure, but other related species also work. The greatest concentration of saponin occurs during flowering, with the most saponin found in the woody stems and roots, but the leaves also contain some.
Some soap-makers leave the glycerol in the soap. Others precipitate the soap by salting it out with sodium chloride. Skeletal formula of stearin, a triglyceride that is converted by saponification with sodium hydroxide into glycerol and sodium stearate. Fat in a corpse converts into adipocere, often called "grave wax".
Chinese wax, insect wax (Chinese: 蟲蠟), whitewax or pela (Chinese: 白蠟), is a white to yellowish-white, gelatinous, crystalline water-insoluble substance obtained from the wax secreted by certain insects. It may be used for the production of candles and polishes, and for the sizing of paper.