This discovery can be taken by any alchemist who qualifies, though it is more common among svirfneblin alchemists.
Benefit: When the alchemist creates a bomb, he can choose to have it cover the ground in volatile jagged crystals in addition to its normal effects. These crystals act like caltrops, evaporating into a smelly but harmless gas in 2d6 rounds.
Pathfinder Roleplaying Game Advanced Race Guide © 2012, Paizo Publishing, LLC; Authors: Dennis Baker, Jesse Benner, Benjamin Bruck, Jason Bulmahn, Adam Daigle, Jim Groves, Tim Hitchcock, Hal MacLean, Jason Nelson, Stephen Radney-MacFarland, Owen K.C. Stephens, Todd Stewart, and Russ Taylor.