This is some simple plugin allow you to give player a cash for doing more damage from napalm burning.
Usually the normal napalm grenade only give you a cash when get detonated.
but this one will give a money to player until the duration of burn is out.
: zr_grenade_effects plugin, zombiereloaded plugin to run.
The plugin hasn't got tested yet. Leave a commend here, if you have any issues with plugin.
github : https://github.com/oylsister/ZR-Napalm-Burning-Cash