He/she's had Hazmat do chem work for him/her. Likely male: “You’re welcome,” she said. She couldn’t figure out why no one would do anything nice for someone spending tons of his time working on a project for you. “Who’s gotten you to do stuff for ‘em?” Hazmat shrugged. “Lemme see. Erlenmeyer, Nephandus, Skipjack, some other guys.”