Coconut production in Niue copra is exported from the island. The names used in the island while presenting the coconut at one of the festivals is "Fua-alu" ("Ulu-Ola"). The coconut tree is climbed by young boys of age 8 and above, and the fruit is felled. The coconut is then sheared at the top end with a pointed rod of wood fixed on the ground. After the surface skin is removed and an opening is made to drink the coconut water contained in it. The flesh inside the coconut is then scooped out and used in cooking various dishes. The stem of the tree
Liquid metal this observation of "wetting by rubbing into glass surface" has created a widely spread misconception that the gallium-based liquid metals wet glass surfaces, as if the liquid breaks free of the oxide skin and wets the surface. The reality is the opposite: the oxide makes the liquid wet the glass. In more details: as the liquid is rubbed into and spread onto the glass surface, the liquid oxidizes and coats the glass with a thin layer of oxide (solid) residues, on which the liquid metal wets. In other words, what is seen is a gallium-based liquid metal wetting its solid