Isici sokuqala izinto ezingekho emthethweni, njengendilinga, enobuqili, engalingani (imishini yokungenisa ngaphakathi ingakwenza, abasekhaya abakwazi) .
Isici sesibili yinto ebonakalayo ebonakalayo, njengesibuko, insimbi ekhanyayo, nabanye abanjengale .
Isici sesithathu sinezinto ezithambile kakhulu kanye ne-adsorption eqinile ye- . njengama-sweeters nokunye okunjalo ku {.
