fungi/moulds on a piece of wood

aqua arid attached bit bits centrifuge clay delicate desert drill driller drilling earth environment faucet firm firmly flow flowing flush flushing found fungimoulds geological geology grass gravel grip growth handle healthcare ideas industry irrigation manual maufacture medical miniature moisture mount mounted nutrients parasite piece pipe pipes places plant plantation plumb plumbed plumber plumbing progress rig rotate rotating saprophytes soften thread thready trees using vegetation white wood yeasts