Early military planes utilised Douglas fir in their building – biplanes, and tri-planes of WW I. Pelleted bedding is now very popular to implement for horse stalls at the same time. The bedding comes in little wood pellets and must be damp in order to break down the pellets. https://rafaelidwph.gynoblog.com/27725741/the-2-minute-rule-for-wood-shavings-for-sale