Have you ever been asked, or ever wondered, âIs refrigerant, especially R-134a, heavier than air?â. Just this week I was asked this very question. Thinking I knew the answer right away, I was able to contain my natural, blurt-it-out style of an answer, at least until now.
Add a Contact to the Blocked List. Block someone from calling or texting you one of two ways: 1  To block someone who has been added to your phone's Contacts, go to. 2  The All Contacts window will appear where you can scroll through names to then tap the name of the contact you'd like to block.
How to Block SMS Messages Perhaps you've made the mistake of giving your phone number to an annoying person--a person who insists on sending multiple SMS text... How to Block the Caller ID on a Text Sending a text to a person's cell phone is an easy way to communicate, but when you text with your cell phone,...