IHikelok ineemveliso ezahlukeneyo, kuquka iivalvu zezixhobo kunye nezinto zokufakelwa, iimveliso zoxinzelelo oluphezulu kakhulu, iimveliso zobumsulwa obuphezulu kakhulu, iivalvu zenkqubo, iimveliso zokucoca, inkqubo yokulinganisa, inkqubo yokufakela kwangaphambili, iyunithi yoxinzelelo kunye nezixhobo zezixhobo.
Iivalvu zezixhobo zeHikelok zigubungela iivalvu zebhola, iivalvu zeplagi, iivalvu zeenaliti, iivalvu ezitywiniweyo, iivalvu zokulinganisa, iivalvu zokujonga, iivalvu zokunceda ngokwemilinganiselo, iivalvu zegauge, ii-manifolds, iivalvu zebleed and purge, iivalvu zeblock and bleed, iivalvu zediaphragm, iivalvu zeengcambu, iivalvu zeglobe, iiheaders zomoya, izihluzi.
