Acrid

"The Acrid fires an acidic-infused needle."

- In-Game Description

The Acrid is a weapon unlockable through Bio Lab Research in the dojo. It appears to be a needle gun which kills enemies with toxic injections. Its damage is poison elemental, similar to Mire.

Characteristics
Advantages:
 * Initially deals Poison Damage which does not apply enemy armor in damage calculations.
 * Leaves a stackable damage-over-time effect.  See notes for more details.
 * Fast reloading speed.
 * High rate of fire.
 * High accuracy at close-mid range.
 * Projectile speed reduces accuracy at a distance.
 * Infested Runners do not explode upon death.
 * No recoil.

Disadvantages:
 * Needles have a travel time.
 * Delay can make it difficult to hit moving targets at a distance.
 * Does not stagger frequently.
 * It is a Dojo research weapon and requires a large amount of materials including a forma.
 * Requires Mastery Rank 7.
 * No Polarities.
 * Very poor accuracy over long range.

Acquisition
Torid has to be researched before researching this weapon. Once researched, you can replicate its blueprint for 15,000.

Weapon Loadouts
See the user build section for builds using this weapon.

Tips

 * Semi-automatic firing can be countered by simply adding an alternative way of firing on 'scroll up' or 'scroll down'.

Trivia

 * Before Update 10, Saryn + Mire + Torid + Acrid would give you the only loadout consisting solely of poison.
 * Or use the Dual Ichors in place of the mire for more damage, and doing pure poison damage vs. the blade damage of the Mire.
 * The Acrid is physically the largest handgun in Warframe.