One thing that’s important is to use FR1 phenolic substrate instead of the more common FR4. FR4 uses epoxy which will probably produce some toxic fumes under the laser.
Mulberries are also rich in phenolic acids, which can play a role ... which provides structure for many parts of your body including skin, tendons, ligaments, and bones. Sufficient intake of ...
Islay whiskies are known for their smoky peat flavour, which is measured in phenolic parts per million (ppm). Instead of relying on this coarse-grained measurement, Port Ellen has an on-site ...