Ukuhlinzekwa kwezinsimbi ezihlukahlukene zaselabhorethri, ifaneli, ishubhu, inkomishi yokulinganisa, ishubhu yokulinganisa, abakaki be-trapezoidal, ozimele be-pipette, ama-pipette, imichilo yokuhlola ibhodlela lomthamo, isikali setafula le-electronic, isithando somlilo esibilisa amahhashi, isithando somlilo esiphikisayo, njll. Ukwesekwa ngokwezifiso, ungenza ngokwezifiso ilabhorethri. .