poisonous substance meaning in Hindi

Some solvents contain poisonous substances such as lead in some petrol or n-hexane in some glues since many of these products are inflammable there is fire risk, especially when youngsters combine sniffing and smoking.
कुछ सॉल्वैंट में ज़हरीले तत्व मिले होते हैं, इसलिए इनसे आग लगने का खतरा है, ख़ासकर उस समय, जब युवा लोग सूँघने के साथ-साथ धूम्रपान भी करते हैं।

noun.

any substance that causes injury or illness or death of a living organism
synonyms：,