配方类型: |
MISCELLANEOUS |
配方说明: |
Sticking Jar Screw Caps, Preventing |
配制方法: |
For containers of watr solutions or water-soluble materials, coat threads of container or cap with a little "Vaseline" or other grease. For containers of oil or other water-insoluble materials coat threads of container or cap with glycerin. |
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