You can see it everyday, But cannot touch it at will. What is it?

Which five letter word can be added at the end of below word to form a
valid word?

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If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

What can you catch but never throw?

What is so fragile that saying its name breaks it?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

I am the first thing you need while camping.
I am always with the person named Marcos Valencia and Carrick.
But Pogba Zlatan and Rooney think I am wasteful and do not need me.
I am the second to the last thing to add when you are making a patch.

What am I?

Let's play a word game. Following are some meaningless words that can be completed by adding random letters on either side of the word.

For example, the word "rdo" can be formed into "pardon".

Using the same technique, can you complete the given words?
ecalc
airb
rinci
tibac
uidel
gorit
igna
eyho

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?