=A.= Those that depend for their effect upon fragmentation on detonation. =B.= Those that depend for their effect upon the shock of detonation only. The type =B= is more commonly met with than type =A=. Ignition is by time or percussion. The time of fuses about six seconds burning. =Precautions.= When handling foreign grenades care should always be taken and the following rules should be enforced: 1. Only skilled grenadiers should be allowed to examine and handle any grenades found. 2. Grenade depots when discovered should be immediately reported to the nearest grenadier. 3. Foreign time grenades should be thrown as soon as the lighting device has been started. Description of German Grenades As the means of firing a grenade will be immediately apparent to the skilled grenadier on seeing the grenade, the following information only is of importance to the unskilled grenadier: 1. How to make the grenade safe. 2. How to make the grenade alive. 3. How to use the grenade against the enemy. SPHERICAL GRENADE =1. How to Make Safe=: 1. Screw out the special lighter, taking care not to pull the wire. =2. How to Make the Grenade Alive=: 1. Screw in the special lighter. 2. Remove the oiled paper, straighten the wire. =3. How to Use the Grenade=: 1. Put on wrist strap. 2. Hold grenade in the right hand, igniter towards the wrist. 3. Hook the swivel of the wrist strap on to the wire pull of the grenade. 4. Throw the grenade at once. NOTE. Use time of fuse burning, seven seconds, but another lighter which burns for five seconds—painted red—is also provided. STICK CYLINDER GRENADE See p. 44. =1. How to Make Safe=: 1. Remove the handle and base plug by raising turned down edge of the cylinder carefully. 2. Empty contents of cylinder. =2. How to Make the Grenade Alive=: 1. See the British Grenades Hand No. 12. =3. How to Use the Grenade=: 1. Pull out safety pin. 2. Throw the grenade at once. NOTE. Fuse about 2 in. long. Burns about six seconds. [Illustration: STICK CYLINDER GRENADE.] SMALL STICK CYLINDER GRENADE See p. 45. =1. How to Make Safe=: 1. Take out igniter. =2. How to Make the Grenade Alive=: 1. Take out wooden plug and insert the igniter. 2. Tear off paper cover from the lighter. =3. How to Use the Grenade=: 1. Holding grenade in right hand, rub the match head on the side of a match box, etc. 2. Throw the grenade at once. NOTE. Time fuse burns about six seconds. [Illustration: Fig. 1, Fig. 2] CYLINDRICAL GRENADE See p. 44. Regulation Type =1. How to Make Safe=: 1. Unfasten clips which hold lid of cylinder. 2. Remove cardboard cylinder containing explosive. 3. Insert hand and withdraw detonator from brass tube at end of handle. =2. How to Make Alive=: