I've been hearing products like WD-40, brake cleaner, other solvent type reducers are having to comply with new VOC regulations coming into effect shortly. Even some talk of panic buying & stocking up. Can't speak to other products but sounds like for WD-40 at least it will still be available. Not sure what they will change or if it will work as well. Some think you have already been using the new stuff without knowing it.
Canada's federal government has imposed new restrictions on the compound used in WD-40's original formula