Standing in the air. Sodium and water are pushed together by sound waves. SOURCE: REF. 1. Water droplets, coffee granules, fragments of polystyrene and even a toothpick are among the items that have been flying around in a Swiss laboratory lately â all of them kept in the air by sound waves.
Your status update may also show up on that friend's Timeline. When you tag someone, they'll be notified. Also, if you or a friend tags someone in your post, the post could be visible to the audience you selected plus friends of the tagged person. Learn more about what happens when you create a tag.o tag yourself or your friends in a photo: 1  Click the photo to expand it. 2  Hover over the photo and click Tag Photo at the bottom. 3  Click the person in the photo and start typing their name. 4  Choose the full name of the person you want to tag when it appears.
When you tag someone, you create a link to their profile. The post you tag the person in may also be added to that personâs Timeline. For example, you can tag a photo to show who's in the photo or post a status update and say who you're with.If you tag a friend in your status update, anyone who sees that update can click on your friend's name and go to their profile. Your status update may also show up on that friend's Timeline.When you tag someone, they'll be notified. Also, if you or a friend tags someone in your post, the post could be visible to the audience you selected plus friends of the tagged person.Learn more about what happens when you create a tag.hen you tag someone, they'll be notified. Also, if you or a friend tags someone in your post, the post could be visible to the audience you selected plus friends of the tagged person. Learn more about what happens when you create a tag.