Hefty metal contamination in groundwater is A serious problem in Pakistan, and experiments have noted the existence of hefty metals like lead, cadmium, chromium, and nickel in many samples above the permissible limits set because of the WHO [161,175]. The resources of hefty metallic contamination are varied, together with industrial https://ecofriendlypackagings.blogspot.com/2025/02/the-role-of-gable-top-cartons-in.html