how to clean an atomizer

My name is Mel Durham and I vape nic in one of 3 flavors I've found I like. The first is Sugar Burr w/12mg Nic- a sweet juice with a bit of Cinnamon- yuuuuummmy!! I got it at a local vape shop in Colorado Springs called Dragon's Lair. The second is The Wild One w/9mg Nic- tastes like Wildberry...

Simple Effective Atomizer Cleaning The carbon build-up from burnt e-liquid (& flavours & other additives eventually cause a strong bad 'burnt' taste when vaping. So I far have tried various treatments: hot water, detergent, alcohol, powerful sonicating bath, coca-cola (weak acid)...