What does a blue cover photo mean on Facebook?

That blue badge is actually indicator of Facebook's profile picture guard. Using this guard users will be able to control who can download and share their profile pictures.

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Then, why are people changing their facebook picture?

The movement, fomented by a photo-editing tool that Facebook launched Friday, is a response to major news events that we've seen before: Profile picture change campaigns have become as common as cat videos on certain social networks. What color means protection? Black Black. Black is the color of protection, banishing, grounding, and safety.

Moreover, what is the white candle called?

Christ Candle The white candle is placed in the middle of the wreath and lit on Christmas Eve. This candle is called the "Christ Candle" and represents the life of Christ. The color white is for purity-because Christ is our sinless, pure Savior. Why do candles flicker when there is no wind? However, there are two main reasons why candles flicker even when there is no wind! The wick is too long. There are impurities in the candle wax.

In respect to this, what is the meaning of burning the candle at both ends?

To do more than one ought to; to overextend oneself: "His doctor said that his illness was brought on by stress and recommended that he stop burning the candle at both ends." People also ask why is my candle smoking? The candle has been burning for too long. Once the surface is liquid, the inner wax of the candle heats up and begins to evaporate very quickly. The candle is then unstable, causing the flame to burn irregularly. The more the flame moves, the more likely it is to give off soot.