Why do grenades have ridges?

Instead of adding some nails or other sharp metal objects inside, Mills decided to use the body of the grenade for the shrapnel. That is why he designed these deep grooves that were supposed to be weak points in which grenade breaks during an explosion.

Why are grenades ridged?

This was intended to enhance fragmentation (in practice, it was found that the grooves did not enhance fragmentation as much as desired) and provide a better grip when handling and throwing the grenade. The grooves and knobs gave it the appearance of a pineapple, and are the origin of the nickname.

Why are grenades shaped like baseballs?

The concept for the BEANO hand grenade was that a spherical grenade the size and weight of a common baseball would be effective in the hands of American troops. The designers believed that by emulating a baseball, any young American man should be able to properly throw the grenade with both accuracy and distance.

Why is the pineapple grenade not used anymore?

"stick" anti personnel grenades fell out of favour due to the following. The mills bomb and later "pineapple" type grenades were just cheaper and you could carry more. Transport was also an issue.

Why do grenades have handles?

Stick grenade

Stick grenades have a long handle attached to the grenade proper, providing leverage for longer throwing distance, at the cost of additional weight.

How Does a Grenade Work?

Will a grenade explode if you hold it?

If the "Pull Ring" gets snagged on clothing as you remove the grenade, and if you don't hold onto the "Safety Lever," the fuse will be ignited and within a few seconds, the grenade will explode.

Can you throw a grenade back?

PSA: You can throw grenades back at your enemy if there is enough time left on the fuse. No one ever throws a nade away....

Why are grenades painted yellow?

The fuze bouchon (body) was modified by eliminating the "cut-back" and the safety lever lengthened. Yellow was the color code for high explosive ordnance at this time and HE grenades were painted accordingly. Understandably this was found to be an impractical color due to its high visibility to the enemy.

How much is a Vietnam grenade worth?

According to the FY2021 US Army Justification, the average cost of a single M67 grenade is around 45 US dollars.

How much TNT is in a grenade?

Offensive hand grenades provide blast effects. They are of cylindrical shape and are loaded with approximately one-half pound of flaked TNT.

Why do soldiers throw grenade with a straight arm?

You need to lob it up and over and then drop straight down into an enemy position such as a trench or shell scrape. The straight arm action, if the grenade is released at the right point creates this type of flight path.

Why do you have to take a knee after throwing a grenade?

Take cover!

Use the time available before the grenade explodes to protect yourself. Crouch, kneel, or lie prone behind any available cover to protect yourself from shrapnel.

When did they stop making pineapple grenades?

The Mk II/Mk 2 series fragmentation grenade was the standard American Army infantry hand grenade from 1918 until the 1960s.

Does a grenade explode when you pull the pin?

How Long Does It Take A Grenade To Explode? From pulling the pin and throwing a grenade, it usually takes anywhere between two to six seconds before detonation occurs.

What is a pineapple grenade?

The fragmentation hand grenade was used by the U.S. Armed Forces during World War II. Commonly known as a “pineapple” grenade, because of its shape and structure, the MK2 has grooves in its cast-iron shell to aid in gripping the grenade – which give it the appearance of a pineapple fruit.

Do flash grenades exist?

A stun grenade, also known as a flash grenade, flashbang, thunderflash or sound bomb, is a less-lethal explosive device used to temporarily disorient an enemy's senses. It is designed to produce a blinding flash of light of around 7 megacandela (Mcd) and an intensely loud "bang" of greater than 170 decibels (dB).

How much does a grenade cost 2021?

The cost of a single M67 grenade in 2021 was about $45. However, that is the price that the Department of Defense (DoD) pays for the grenade. Grenades on the black market sell for about $100 each.

How hard is it to pull a grenade pin?

It is estimated that a standard American M67 grenade required 3-5 kg of force for its pin to be removed. Not too tough, but not suitable for teeth anyway. People also say that Russian grenades are more difficult to use in this regard.

What is the blast radius of a pineapple grenade?

The effective casualty-producing radius is 15 meters. ALTHOUGH THE KILLING RADIUS IS 5 METERS AND THE CASUALTY PRODUCING RADIUS OF THIS GRENADE IS 15 METERS, FRAGMENTS CAN DISPERSE AS FAR AWAY AS 230 METERS. (7) Color/markings -- olive drab body with a single yellow band at the top.

Why are grenades green?

"Our scientists came up with a sugar formation to replace the sulfur previously used in most smoke grenades employed by the U.S. military," said Col. Koster. After rigorous testing the result was positive and today, the green and yellow sugar-based mixture versions are currently being used in the field, he said.

How far can you throw a grenade?

On average a grenade can be thrown between 20 and 40 meters. The casualty radius of a grenade is between 5 and 20 meters; with a minimum of 50% of exposed personnel becoming casualties within a radius of around 15 metres from the blast.

How heavy is a grenade?

A common type of explosive grenade is the fragmentation grenade, whose iron body, or case, is designed to break into small, lethal, fast-moving fragments once the TNT core explodes. Such grenades usually weigh no more than 2 pounds (0.9 kg).

Can an army helmet stop a grenade?

If you didn't dig your defensive fighting position with a grenade sump, the best thing you can do is get down on the ground with your kevlar pointed toward the blast. Helmets (and modern shoulder pads) were designed to protect from fragmentation. Your second best bet is to put your feet toward the blast.

How long till a grenade goes off?

Most grenades will detonate about 3-5 seconds after the trigger is released, giving you a few critical moments to react. The kill radius from a grenade's explosion is about 15 feet, and the casualty radius is about 50 feet, though pieces of shrapnel can still fly much farther than that.