Obusier de 15 cm Valée allowing the whole artillery train to move as fast as the infantry or cavalry. Valée also improved the guns themselves slightly, by making them lighter, and with a longer range. The complete Valée system consisted in siege guns of 24 and 16 inches, and field guns of 12 and 8 inches. It also included field howitzers of 24 and 6 inches, and a siege howitzer of 8 inches. Mountain artillery pieces were of 12 inches caliber. Mortars were of 12, 10 and 8 inches, with a 15 inches stone mortar. French artillery would be reorganized along the Valee system in
Afro-textured hair square centimeter. This was significantly lower than that of Caucasian hair, which, on average, has approximately 227 hairs per square centimeter. Loussourarn found that afro-textured hair grows at an average rate of approximately 256 micrometers per day, whereas Caucasian hair grows at approximately 396 micrometers per day. In addition, due to a phenomenon called 'shrinkage', afro-textured hair that is a given length when stretched straight can appear much shorter when allowed to naturally coil. Shrinkage is most evident when afro-hair is (or has recently been) wet. The more coiled the hair texture, the higher its shrinkage. An individual hair's shape