-Yisimilo
Awekho amagesi ayingozi afana ne-formaldehyde, phenol, amol, njll, indawo yokusebenza yathuthukiswa kakhulu
-Yisimilo:
Azikho izinto eziyingozi ezinjenge-n, P, s, njll.
Izakhiwo Ezibonakalayo:
Izakhiwo:
