Hazardous Research

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Hazardous Research
Cobalt Jewel
Limited to: 2
Radius: Medium (1200)
(10-15)% increased Lightning Damage
With at least 40 Intelligence in Radius, Spark fires Projectiles in a Nova
With at least 40 Intelligence in Radius, Spark fires 2 additional Projectiles
(20-15)% reduced Spark Duration
Of the elements at the thaumaturgist's disposal, lightning remained the least understood.
The simple passage of energy from one to another could result in profound power, or rapid death.
Place into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket.
Hazardous Research inventory icon.png
Purchase Costs
Unique8x Chaos Orb
Sell Price
2x Alchemy Shard
3x Alteration Shard

Hazardous Research is a unique Cobalt JewelCobalt JewelPlace into an allocated Jewel Socket on the Passive Skill Tree. Right click to remove from the Socket..

It is a threshold jewel that enhances SparkSparkProjectile, Spell, Duration, Lightning
Mana Cost: (5 to 23)
Cast Time: 0.65 sec
Critical Strike Chance: 6.00%
Damage Effectiveness: 70%
Projectile Speed: 560
Launches unpredictable sparks that move randomly until they hit an enemy or expire.Per 1% Quality:
1% increased Projectile Speed
Deals (1-44) to (20-832) Lightning Damage
Base duration is 1.5 seconds
Fires (4-6) additional Projectiles
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
Spark skill icon.png
and Vaal SparkVaal SparkProjectile, Vaal, Spell, Duration, Lightning
Souls per use: 48 (N) / 72 (C) / 96 (M)
Can store 1 use(s)
Cast Time: 0.65 sec
Critical Strike Chance: 5.00%
Damage Effectiveness: 40%
Continuously launches unpredictable sparks in all directions that move randomly until they hit an enemy or expire.Per 1% Quality:
1% increased Projectile Speed
Deals (1-24) to (11-454) Lightning Damage
Base duration is 2 seconds
Fires Projectiles at all nearby Enemies
Corrupted
Place into an item socket of the right colour to gain this skill. Right click to remove from a socket.
Vaal Spark skill icon.png
.

Item acquisition
Questionmark.png

Upgrade paths

This item can be acquired through the following upgrade paths or vendor recipes:
  • 4x The Garish PowerThe Garish Power4JewelMaligaro may have valued function over form, but that did not mute his flair for the dramatic. (random unique Jewel)
  • 10x The Eye of the DragonThe Eye of the Dragon10Jewel
    Corrupted
    Some powers are far too great even for the
    gods of old.
    (random corrupted unique Jewel)
  • 4x Jack in the BoxJack in the Box4ItemTurn the crank,
    close your eyes,
    and pray to the gods
    for a pleasant surprise.
    (random unique item)

Quest reward

This skill is given as quest reward for the following quests:
Class →WitchShadowRangerDuelistMarauderTemplarScion
Quest ↓
Death to Purity
Act 5
iLvl 1, Unique

Version history

Version Changes
3.0.0
  • Introduced to the game.