One of the chemicals used that damages the ozone layer is a refrigerant gas known as R22. This gas (a hydrochlorofluorocarbon or HCFC) is one of the last remaining ozone depleting substances that is in common use. However, the use of R22 for service and maintenance is now banned.
Yahoo Mail Classic Shuts Down. Yahoo Mail Classic shut down today, formally making way for the new version of Mail, which launched six months ago. Yahoo Mail Classic shut down today, formally making way for the new version of Mail, which launched six months ago. The Web giant announced the discontinuation in April, warning users that beginning June 3, Yahoo Mail Classic and other versions of the Web-based mail services would no longer be available.
To undelete a message in Yahoo! Mail: 1  Go to the Trash folder. 2  Open the desired message. 3  Click Move in the Yahoo! 4  Mail toolbar. 5  Select Inbox or any other folder to recover the message. 6  In Yahoo! 7  Mail, you can also drag and drop the email to any folder, of course.