Valero expands drug ban to kratom

摘要

Valero has broadened its drug sales ban to include kratom, a plant thatwhen consumed produces opioid effects, according to an update on themajor’s 2019 mystery shopper guide.Valero is already one of several major oil companies that use mysteryshopping to identify and penalize branded retailers and wholesalers caughtselling illegal synthetic drugs and drug paraphernalia. Others includeExxonMobil, Shell and Marathon.