Why is red light used in darkrooms?

Red lights are used in black and white darkrooms when making prints. It is not safe for most widely used fillms, either color film or panchromatic. Panchromatic means it is sensitive to all colors of light.,However with B&W films the negatives are only black or shade of gray transparent.,TO make prints the negative is exposed through with white lig

What are some good and cheap active noise-canceling headphones?

If you want good active noise-cancelling headphones, I recommend Bose.,If you want good and cheap active noise-cancelling headphones, I think you can choose OVC H15.,the price of OVC H15 is under $50, and the quality is great. I also tried other headphones under $50, and I think OVC H15 is the best one.,let's see how OVC introduce their product on

Did anyone live in Iceland before the Vikings arrived?

Many people have already mentioned the Viking sagas which mention the settlement of Irish monks on the island before Scandinavian settlement. Indeed, there is today a rather sizable Celtic component to modern Icelanders, most likely due to Celtic thralls from the British Isles.,However, there is evidence of another ethnic group presiding in Iceland

What are some mind-blowing facts about food?

1. The oldest evidence for soup is from 6,000 B.C. and calls for hippopotamus and sparrow meat.,2. Pringles once had a lawsuit trying to prove that they werenu2019t really potato chips.,3. Pound cake got its name from its original recipe, which called for a pound each of butter, eggs, sugar, and flour.,4. Ripe cranberries will bounce like rubber ba

How many children does Anne Hathaway have?

Anne Hathaway have 2 children.Jonathan Rosebanks Shulman,Jack Shulman,Anne and Adam welcomed their first child, Jonathan Rosebanks Shulman, into the world on March 24, 2016. Like some celebrities who enjoy their privacy, Anne doesn't typically share photos of Jonathan on social media.,Anne confirmed the name of her son Jack in an Oct. 26 episode of

How can one invest in Bitcoins?

Firstly I bought 0.5 Bitcoin from zebpay for 19,000u20b9 in June 2016. Then I invested that Bitcoin into cloud mining for fixed monthly returns. Today, I feel crazy because right now i have 1.7 BTC just by Investing 0.5 BTC.,So value of my (19,000u20b9=0.5BTC) investment is somewhere around(1.7BTC) 6,30,000u20b9I have not stopped here nor im relaxi

What percentage of the Earths population is considered genius?

Ronald writes the generally accepted notion: ie, about 1.x% - but this is based on a biased sample, since a large portion of the Earth's population is illiterate and thus could not take a standard IQ test. In addition one must include a significant potion of the Earth's population that is malnourished, or afflicted with environmental hazards which

Are "air fryers" a scam?

Are "air fryers" a scam?At 60 years old, Iu2019ve seen a lot of new u201cmiracleu201d cooking appliances come and go. At first I resisted the idea of air frying. I wanted my deep fried food submerged in hot oil, as God intended it to be.,But as with many new inventions, the key is often in the marketing, and the naming is one of those things. u201c

How do I cook mushrooms without frying them?

Theyu2019re delicious braised in red wine. Hereu2019s how. Wash and trim 1 pound of whole mushrooms. Button mushrooms work well as do baby bellas. Finely chop 1 shallot and 1 clove of garlic. In a large sautu00e9e pan, melt two tablespoons of butter. Add the shallot and garlic and stir around in the pan for a minute or two. Add the mushrooms and ro

What are 10 examples of sentences with prepositional phrases?

Our esteemed Governor and his posseu2019 are treading a very, very thin line and one that could go very badly for them if they arenu2019t careful.,To sum up the political situation in Virginia, upon winning the Legislature and already having the Governorship the Democrats have issued a slew of prefiled bills into the Virginia House and Senate under

If you had a two-month vacation, what would you do?

Iu2019d take my family on vacation to the Philippines for a family reunion in Sorsogon - my motheru2019s side of the family at least. Weu2019ll go eat all the best fresh seafood and grilled meats everyday, go to the beach, visit the hot springs resorts. Walk down memory lane. Go shopping. Eat some more.,Next maybe go swim with the whalesharks. Go s

Why does my tongue feel weird after burning it?

Because itu2019s been damaged.,More than likely, some taste buds have been destroyed and arenu2019t functioning.,Not only canu2019t they taste, but they might not even be reporting sensation back to the nerve.,At that point, when touched, youu2019re not getting equal feedback from them, and it can seem like thereu2019s a foreign object in your mout

Can you put pavers over concrete?

While it may seem like a good idea to install pavers right to the concrete, it may not be the best way to go about it. Pavers are great because of their flexibility. They are able to move and shift with the ground as it heats and cools. Concrete, on the other hand, can crack under the constant shifting.,Adhering border pavers: It is a common practi

Why do some people prefer texting to phone-calling? Why do so many people prefer using their phones for texting instead of talking? Do you text for certain purposes and talk on the phone for others?

The main reasons are:,People are no longer invested in other people as they once were. We have been raising narcissists for some time now, and the logical conclusion is to unplug from the rest of the world because whatever may be going on with someone else, itu2019s not that important to YOU.,People have become emotionally fragile to the point wher

What is the biggest sea island in the world?

Greenland has historically been considered the largest island on earth. But this seems to be a matter of convention. When one looks at a map, Australia looks an awful lot like a really big island. However, Australia has historically always been considered a continent, and this continues to be my understanding today.,In terms of landmass, Greenland

What does your kitchen look like?

For those interested in the view. This Is what I see when I'm in the kitchen. Our kitchen is in the front of our house. Some people might not like it because theres no privacy but I love looking outside and having so much of natural light in the kitchen,My husband owned this house before we got married but he decided to renovate for a 2nd time afte

Where is Babylon of today?

Original Question: Where exactly is the ancient Babylon located?Itu2019s some 85 km (c. 55 mi) to the south of the modern Iraqi city of Baghdad.,Babylon was last inhabited about 1,000 years ago, and today lies in ruins.,Thanks for the A2A.

How do you make blocks light up different colours in Minecraft?

Iu2019ve managed to see u2018colored lightu2019 in Minecraft using shaders mods such as SEUS (Sonic Etheru2019s Unbelievable Shaders) for 1.9 and beyond. Granted, it didnu2019t create colored u2018beamsu2019 or u2018streamsu2019 of light (Java is not the optimal engine to run intense shaders), but it still casts colored light onto the ground/walls,

Is Russia a dangerous place to visit alone?

Channing Tayloru2019s information is not entirely current. Here come corrections from a Muscovite who deals with foreigners here a lot.,I would say that Russia is not dangerous but it is really recommended to have some advance reading and learn a bit of spoken Russian and Cyrillic alphabet. Ability to read Cyrillic alone will greatly improve your s

Did actor Johnny Depp say some profound things?

Johnny is on the redirect, answering his lawyers!,"Hurt. Blindness hurts. It was like someone hit me on the back of the head with a 2x4 and, as I said, I didn't have the ability to speak before. Even though I did an interview to try to explain myself, it ended up being a successful play. " - Johnny Depp.,"When did you first learn that Disney wasn't