672. Limitation of liability for wastage.

In respect of goods which, by reason of their nature, are generally subject to wastage in transit by the sole fact of carriage, the carrier1 is liable only to the extent that the wastage exceeds (whatever the length of the route) either 2 per cent of the mass for liquid goods or goods consigned in a moist condition or 1 per cent of the mass for dry goods2. Where several packages are carried under a single consignment note