【Daily Question】Hydrogen Production and Hydrogenation Technology Edition 20190810

2019-08-10View Original

Thread Content

Participation prize: 1 Fortune, Correct answer prize: 3 Fortune. Multiple-choice question: Ferrous sulfide is a type of rust that is brittle, prone to flaking, and ( ), and it can cause blockages in pipelines. A. It does not provide protection ； B. It has a passivation effect ； C. It has a protective effect ； D. It has a decomposing effect. Answer: A Your participation is the greatest support for our work! Giving roses to others leaves a pleasant fragrance in one’s own hands.

Reply #22019-08-10

Multiple-choice question: Ferrous sulfide is a type of rust that is brittle, prone to flaking off, and (c) ; it can cause blockages in pipelines. A. It does not provide protection ； B. It has a passivation effect ； C. It has a protective effect ； D. It has a decomposing effect. Answer:

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

【Daily Question】Hydrogen Production and Hydrogenation Technology Edition 20190810

Thread Content

Related Threads in This Forum

← Previous

Next →

Submit a Project

Disclaimer

Quick Links