Acolyte with Volatility

Hey, I would like you ask you for a tip regarding the generation of Volatility on Acolyte. Except generation from inputing ailments, volatility on kill from passive tree and support allowing you to generate charges per crit what are yours tatctics? Kindly ask you what skills support and items do you use. I heard that some use catharis support?. Is is true that empowered or exerted attack generate volatility ( hidden mechanic?)