Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm).

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Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Answer: Moderately

Question context

This question is part of ⚗️ Chemical Engineering within the broader 🛠️ Engineering Essentials subject and appears in the DemoPaper-Pakistan preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.