The sticky substance seeping out of trees called sap is a vital part of the treeâs life. Sap carries important nutrients, water and hormones through the tree that are essential for a healthy plant. Pruning, damage, pests and disease are common reasons why trees ooze and drip sap.
Definitions for penetralium. Here are all the possible meanings and translations of the word penetralium. Wiktionary(0.00 / 0 votes)Rate this definition: penetralium(Noun) the innermost (or most secret) part of a building; an inner sanctum.
Pentaerythritol tetranitrate. Pentaerythritol tetranitrate (PETN), also known as PENT, PENTA, TEN, corpent, penthrite (orârarely and primarily in Germanâas nitropenta), is the nitrate ester of pentaerythritol, and is structurally very similar to nitroglycerin. Penta refers to the five carbon atoms of the neopentane skeleton.