Category: Engineering

Can I still play Pixie Hollow? Pixie Hollow closed on September 19, 2013. Its closure was poorly received by users, especially bloggers in the community, many of whom created petitions to “save Pixie Hollow”. Such efforts seem to have been in vain; the game closed as planned and has not reopened. Why did Pixie Hollow […]

Can I fly from Edinburgh to Belfast without a passport? Regular entry requirements British nationals travelling from the UK don’t need a passport to visit Ireland. However, Irish immigration officers will check the ID of all passengers arriving by air from the UK and may ask for proof of nationality, particularly if you were born […]

Can egg be broken vertically? Conclusion: It is impossible to crack an egg in an upright position, but possible (although hard) to crack an egg on its side. Can you break an egg by standing on it? Chicken egg shells have to be fragile enough that chicks can peck their way out, but strong enough […]

What allergies do you need an EpiPen for? What allergies require an EpiPen? Any severe allergic reaction, also known as anaphylaxis, can be treated with an EpiPen. This can include food allergies like a peanut allergy, allergic reactions to insect stings and bites, and allergies to medications. How do I know if I need to […]

Who discovered the water wheel? They were first made by the ancient Greeks over 3,000 years ago. They spread across Europe and were widely used by medieval times. Separately, the horizontal waterwheel was invented in China sometime in the 1st century C.E. What was the purpose of the water wheel? The two main functions of […]

How much was a pack of diapers in 1990? According to Nonwovens Industry, in 1990 the U.S. price of a standard disposable diaper was 22 cents. Almost 15 years later, even with countless improvements, a standard disposable diaper was approximately the same price. What is the cost of diapers? Diapers: Diapers also vary in cost, […]

Can you eat leftover fried eggs? When stored safely using proper food handling precautions, then you can actually eat the leftover fried eggs cold rather than reheating them. In fact, this tastes quite good and there is no risk of destroying the integrity of the egg. Can I reheat fried eggs? Fried eggs are a […]

What is a pyrogen igniter? Pyrogen Ignition A pyrotechnic igniter, as described above, works very well for starting smaller sized rocket motors. However, for larger motors (i.e. K-class & larger), a pyrogen ignition system provide superior motor starts. A pyrogen is essentially a small rocket motor mounted at the bulkhead. What ignites the fuel in […]

Are DSLR camera lenses interchangeable? While lenses are compatible with different camera models from the same manufacturer, they aren’t universally compatible. This means that across brands and camera types, DSLR lenses are not completely interchangeable and compatible. What type of camera has interchangeable lenses? A full-frame mirrorless interchangeable-lens camera is a mirrorless interchangeable-lens camera with […]

How do I enable JavaScript and Java? To enable JavaScript: select Enable in the section Scripting → Active scripting and Scripting of Java applets. To save changes click OK in the Security Settings – Internet Zone window. Then click Apply in the Internet Properties window. How do I enable JavaScript on IE? Enable JavaScript – […]