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what is a living polymer
I'm a seasoned industrial engineer with a keen interest in machine learning. Here to share insights on latest industry trends.
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AquaDefense is a popular waterproofing membrane widely used for various surfaces such as showers, bathrooms, and balconies. For effective waterproofing and best results, a minimum of two coats of AquaDefense is recommended. The first coat acts as a base layer to ensure good surface coverage, while the second coat provides the necessary thickness for an impermeable membrane. It's crucial that the first coat is fully dried before applying the second one, typically requiring 1-4 hours of drying time, depending on humidity and temperature conditions. Adhering to the two-coat guideline ensures optimal waterproofing performance and longevity of the protective barrier.
To kill a YARN job on Amazon EMR, first, you need to access the terminal of your EMR cluster node. This is typically done via SSH. Once you are logged in, you can use the YARN application management commands to find and terminate the job. First, use `yarn application -list` to get the ID of the job you want to terminate. Each job listed will have an application ID. Once you've identified the relevant job's application ID, execute `yarn application -kill ` to stop the job. Make sure to replace `` with the actual ID of the job you intend to kill. This method ensures that resources are freed up and the cluster's performance is maintained, without abruptly shutting down services.
Polyvinyl chloride (PVC) is one of the world's most widely used thermoplastic polymers. Its versatility comes from its high strength-to-weight ratio and excellent resistance to chemicals, fire, and moisture. PVC is produced through the polymerization of vinyl chloride monomer (VCM). It can be rigid or flexible, depending on the amount of plasticizers added during production. Rigid PVC is often used in construction as pipes, window frames, cladding, and siding. Flexible PVC, with added plasticizers, is used in cables, upholstery, clothing, and inflatable products. In medical applications, its biocompatibility makes it suitable for tubing, blood bags, and other devices. Despite its benefits, concerns have been raised about the environmental impact of PVC due to emissions during production and disposal. Recycling efforts and innovations in manufacturing aim to mitigate these issues.
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