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Quite usefulCan this be used to determine those of natural waxes, balms, petroleum jelly etcIf so from where can I purchase the instrument sir
Your lecture is too good
🙏
Oil used??
Paraffin
Quite useful
Can this be used to determine those of natural waxes, balms, petroleum jelly etc
If so from where can I purchase the instrument sir
Your lecture is too good
🙏
Oil used??
Paraffin