162. Nature of reservations.

If used in its strict legal sense, 'reservation' refers to the payment of rent or rendering of other services by the tenant1. The term may, however, be used in a wide sense as meaning any benefit in respect of the subject matter of the grant which is kept by the grantor for himself. Thus, it may imply a keeping back of a physical part of the thing, in which case it is equivalent to an exception; and, accordingly, where the context requires it, 'reserving' is construed as making an exception so that what is reserved does not form part