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Question:

What lab goggles are the most discreet/not noticeable?

I'm in a chemistry lab and trying not to have a noticeable pair of goggles on. I'm looking for a pair (to buy online etc.) that is very subtle, maybe even has clear parts that rest on your ears etc.

Answer:

Suppose you have a membrane stretched as a plane sheet over a long area. if you leave a small ball on it it will remain as it is . But if you now put 1 kg at some point on the membrane and then put a small ball anywhere, you will find that the ball will run towards the heavyweight. Now you may interpret it as if the weight is attracting it or you may say that the space around the heavy weight is curved so that everything else around it tries to move towards it. Classical Newtonian gravitation makes the first kind of postulate that masses attract each other. Whereas Einstein makes the assumption that the space itself bends around massive objects. Now how do u decide the bending of space. We know that light travels in straight line. So if light travels in straight line in certain region the space is not curved but if it bends then the space is curved. This hs been verified by experiments done during Solar eclipse.
No you cannot park there! A few people that I know got tickets for parking by a hydrant eve without any red or any other color paint by it.
Jargon.. MPT or FPT by PVC Slip adapters. MPT is Male pipe Threads, FPT is Female pipe threads. And slip is the PVC fitting end that is glued. They are call adapters, and come in all pipe sizes. For drainage and so forth there are many slip and coupling adapters that have draw bands and so forth. But if you need a fitting that needs to be under lots of pressure then you need the Threaded by slip Fittings. Speak with your supplier for the best adaptor for you particular application.

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