Washing-Up Liquid With Grapefruit (Bio D). Washing-Up Liquid With Grapefruit (Bio D) - Page In Progress... We are currently working on a full description of the Washing-Up Liquid With Grapefruit (Bio D). We research our products thoroughly before writing the description, which is why this page is incomplete. In the meantime, we do apologise for the lack of a full description. However, this product is still available to buy - click "Add to Basket" in order to make your purchase. You can be confident that if it's made it onto our site at all, then it's a good product!