Various silicone varnishes can also be baked or air-dried onto glass or ceramic surfaces, but even after this treatment, handling can easily spoil the insulators.

• 也可以把各种硅清漆烘焙或者阴干到玻璃或陶瓷表面上，但即使这样处理以后，触摸也很容易损坏其绝缘性能。