Kandulo: zoyaka moto, mafuta a makandulo amayenda

Kandulo, ndi chida chowunikira tsiku ndi tsiku, chopangidwa makamaka ndi sera ya parafini.

Kale ankapangidwa kuchokera ku mafuta a nyama.Imayaka ndi kuyatsa.

Makandulomwina anachokera ku miyuni mu nthawi zakale.Anthu akale ankapaka mafuta kapena sera pa khungwa kapena tchipisi tamatabwa n’kuzimanga pamodzi kuti apange miyuni younikira.Palinso nthano yakuti m’nthawi yakale ya Mzera wa Qin usanayambe, munthu wina ankamanga mugwort ndi bango m’mtolo, kenako n’kuviika m’mafuta ena n’kuwayatsa kuti aunikire, kenako wina anakulunga bango lobowolo ndi nsalu n’kulidzaza ndi sera. ndi kuyatsa.

Chigawo chachikulu cha makandulo paraffin sera (C25H52), serafino anakonza kuchokera sera munali kachigawo mafuta a petroleum ndi ozizira kukanikiza kapena zosungunulira dewaxing, ndi osakaniza angapo patsogolo alkane.Zowonjezera zimaphatikizapo mafuta oyera, stearic acid, polyethylene, essence, etc. Stearic acid (C17H35COOH) imagwiritsidwa ntchito makamaka kuti ikhale yofewa.