That was meant for two of your other designs. I apologize for the confusion. bubbles work well for us, but ozone gas can be dangerous at certain levels so we are very sensitive to what looks like gas/bubbles escaping. We use a controlled level of ozone gas within washing machines. We have double safety checks at each washing machine to ensure that OSHA safety levels are maintained.
#66. The lighting seems strange. The symbol has the light coming from the lower right, but the gradient makes it seem as if the wording is getting light from above. Can you make the circle facing front and put the atom inside it?