Vest on the left is a modacrylic flame resistant vest. Vest on the right is a 100% Polyester treated FR. As you can see, the vest continues to burn, melt and drip long after the flash. Note the flame burning next to the mannequin head. Both mannequins are wearing flame resistant undergarments.
VERDICT / Despite some compatibility conflicts, Opera is a secure, fast and feature-rich internet browser worthy of your consideration. Having started back in 1995, Opera stands as the second-oldest web browser currently in use. This software runs on a Google Chromium system.
In this very competitive web browser market, a new player has arrived. Vivaldi is a new web browser which is based on the Chromium browser which happens to be the base of Google Chrome browser too. Current market share of popular web browsers are as below where it is visible that Chrome is the leader with more than 40% market share.