Challenges can be toxic.Logical formLearned from4 sentences. A stimulant can be toxic.Logical formLearned from4 sentences. Barrels may contain toxic waste.Logical formLearned from4 sentences. Strategies can be toxic.Logical formLearned from4 sentences. An organic material can be toxic.Logical formLearned from4 sentences. Commodities can be toxic.Logical formLearned from4 sentences. Toxic effects can be in humans.Logical formLearned from4 sentences. Incinerators can be toxic.Logical formLearned from4 sentences. Toxic substances may undergo storage.Logical formLearned from4 sentences. (Methamphetamine labs) can be toxic.Logical formLearned from4 sentences. Wastes can be toxic.Logical formLearned from4 sentences. Risk can be for toxic (shock syndrome).Logical formLearned from4 sentences. Research can be into toxic properties of lead.Logical formLearned from4 sentences. Some blooms can be toxic.Logical formLearned from4 sentences. (Inhalation hazards) can be toxic.Logical formLearned from4 sentences.