Middlesex Gases

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Safety Quiz Answers

Safety Quiz Answer Sheet

Since we know you’re just itching to know which answers you got wrong, here’s the answer sheet!

1) True or False: Before using a compressed gas cylinder of any kind, one should always first refer to and read the corresponding Safety Data Sheet (SDS) to understand the safety precautions, uses and properties of the gas cylinder.

Answer: True

2) The purpose of a regulator is to:

Answer: Decrease the pressure of a gas cylinder to a usable and safe level.

3) Cylinders that contain corrosive gases should not be stored for longer than:

Answer: 6 Months

4) True or False: One should always use a pressure relief device where liquid can be trapped to help prevent over-pressurization due to vaporization.

Answer: True

5) The danger of asphyxiation must be considered when handling and storing inert cryogenic liquids such as liquid nitrogen. For this reason, ________ are/is recommended whenever cryogenic liquids are handled in enclosed areas.

Answer: Oxygen depletion monitors

Contact our inside sales team by email or by phone at 800.649.6704.
Our great service remains uninterrupted since our founding in 1949, and all of our locations are open for business but with some restrictions for visitors. Give us a call before you stop by at 800.649.6704 and we’ll make sure your visit is safe and convenient.
Yes! We offer Co2 cylinders from 5-50lbs at all five of our locations. Give us a call at 800.649.6704 and we’ll direct you towards our closest branch.
Yes! Middlesex offers an online shopping portal for established customers. Give us a call at 800.649.6704, or submit a contact form on our website to sign up.
Yes! Gases and Regulatory equipment are our specialty. Our Life Sciences Support Specialist, Chris Powell, will be happy to help. You can reach him by email or phone at 508.316.2052, or submit a contact form on our website.
Give us a call at 800.649.6704 or send an email to sales@middlesexgases.com and we’ll be glad to get that cylinder out of your way.
Great! Give us a call at 800.649.6704, or submit a contact form on our website and we’ll have the appropriate representative contact you right away.
If you are using 1000L of Ln2 per week you just might be! Contact Ron Perry, our Director of Sales by email or submit a contact form on our website and we will contact you right away to discuss your options.
Our Life Sciences Support Specialist, Chris Powell, will be happy to help. You can reach him by email or phone at 508.316.2052, or submit a contact form on our website.
Ron Perry, our Director Sales will put you in touch with the right representative. Send him an email or submit a contact form on our website.

Let us know how we can help your business.