HAL Extraction Technologies brings simplicity and ease of assembly to professional Class I Division I plant extraction rooms. Compliance and safety are of utmost importance when working with harmful solvents such as butane, hexane, ethanol, and other explosive gases used in plant processing applications.. HAL Extraction Technology offers a full turn-key package for ventilated working spaces equipped with an active monitoring system capable of changing the air flow rate as needed. Josh worked hand in hand with Certified Industrial Hygienist Linn D. Havelick to design the Extraction Booth. The design utilized lean manufacturing techniques and repeat parts to reduce the cost of goods sold.