Houghton Chemical Case Study: At Houghton Chemical we overcome challenges, which is evident in our bulk inhibited propylene glycol delivery to Fratelli Beretta in Mount Olive, NJ. Houghton Chemical implemented immediate turn around time with back to back bulk glycol deliveries of SAFE-T-THERM® HD 30%, our proprietary glycol / water premix. Complete glycol service is our specialty.  Read entire case study