Rebuildable vape tanks allow for high vg extreme flavouring sampling and competition standard cloud chasing.
A dripping tank allows the user to rebuild their own coil and wick, before applying eliquid onto the build. This is known as a dripper.
R standing for rebuildable, means the act of building your own coil setup. This can work out very cost effective over conventional replacement atomiser tanks. RTA, tank atomiser; RBA, rebuild atomiser; RDA, dripping atomiser - these are the definitions of those abbreviations.