Mfuti yopukutira ndi chipangizo chomwe chimagwiritsa ntchito mpweya wamadzi kapena kukakamizidwa kuti utuluke mwachangu ngati mphamvu. Pali mitundu iwiri ya mfuti: Kupanikizika kwachilendo komanso mtundu wodekha. Palinso mpweya wopukusa, makatoni a Carlo Spray, ndi mfuti zomasulira zokha.
Kugwiritsa ntchito spray mfuti kumatha kukhazikitsidwa mwachindunji ndi utoto, ndiye kuti, mfuti yosavuta itha kuthira makina owonjezera, makina ogwiritsira ntchito makina onunkhira, makina ophatikizika ndi ena zida zopopera.
