Mortar can be tinted to blend or to contrast with the brick color. It is important to keep mortar mixing and tooling practices uniform, especially when using colored mortar. A slight variation in mortar color can have a dramatic effect on the appearance of a finished wall.
O-Card The O-Card is a Slip Case with an opening at both ends. Both the O-Card and Slipcase can be used to package multiple disc sets or single cases and packs and make you product feel a little more exclusive.
1.5. An index card is heavy paper stock cut to a standard size. Index cards are often used for recording individual items of information that can then be easily rearranged and filed. The most common size used in both the United States and Russia is 3 x 5 inch (hence the nickname 3-by-5 card).