看這個

Bora-Care is an EPA Registered, low toxicity pesticide designed to penetrate and protect all types of wood, including plywood and composites, from infestations of wood boring insects such as termites, beetles, carpenter ants and decaying fungi. BORA-CARE penetrates throughout the wood and leaves no toxic surface residue

https://pestcontrolsupplies.com/product/bora-care/#:~:text=Wood%20treated%20with%20BORA%2DCARE,slightly%20darker%20than%20untreated%20wood.

樓主真出了事，這官司可不是兩三百萬能了的。