1. Heerkul sare oo kuleyl ah, waqti jawaab celin degdeg ah, xakamaynta heerkulka saxda ah.
2. oksidation heer sare ah, nabaad guur iyo iska caabin shoog kulaylka.
3. Iska caabbinta wanaagsan ee cadaadiska farsamada.
4. Wax wasakh ah oo birta dhalaalaysa ma jirto.
5. Nolosha dheer, si fudud ayaa loo rakibi karaa.