Unexplained bright flash of light inside house - Physics Forums
Dec 31, 2022 · Is a bright flash of light inside a house a sign of a paranormal activity? While some people may attribute a bright flash of light to paranormal activity, there is no scientific evidence to support this claim. It is more likely that the flash is caused by a natural or man-made occurrence, such as those mentioned in the previous answer.
Strange white flash in a dark room - II - Physics Forums
Sep 23, 2010 · Can the strange white flash be a sign of a medical condition? In rare cases, a strange white flash in a dark room can be a symptom of a medical condition, such as a retinal tear or detachment. If you experience frequent or persistent flashes of light, it is important to consult a medical professional for further evaluation.
How to calculate flash point of mixture? - Physics Forums
Jun 7, 2012 · Hey guys, I would like to create a mixture out of two liquids with an ideal flash point of around 70ºF. The liquids I have to work with are 200 proof (100%) isopropyl alcohol (2-propanol) and aliphatic hydrocarbon mixture (aka hydrotreated petroleum distillates). What I'm looking for is the...
Jet Fuel, JP-5, JP-8 & DFM: Properties, Chemical Composition ...
Aug 12, 2006 · JP-5, JP-8, and DFM are all different types of jet fuel used by different branches of the military. JP-5 is a high flash point kerosene-based fuel used by the Navy and Coast Guard, while JP-8 is a lower flash point kerosene-based fuel used by the Air Force and Army. DFM, or Diesel Fuel Marine, is a variant of JP-8 used by the Marine Corps.
What Caused the Strange Flash of Light in My Bedroom at 3:57am?
Apr 15, 2022 · FAQ: What Caused the Strange Flash of Light in My Bedroom at 3:57am? What is the strange light of alien origin? The strange light of alien origin refers to any type of light or illumination that is believed to come from extraterrestrial sources. This could include sightings of unidentified flying objects (UFOs) or other unexplained phenomena.
Can large static discharge cause vision to see white flash?
Sep 12, 2018 · Nevertheless I only ever saw the white flash when my eyes were closed except for the odd time during the day where I thought I saw something but couldn't be sure. BCHydro recently shut off the power to my house to work on power lines and when they turned it back on I was standing in my room right against the wall where on the other side was an ...
Mysterious Flashes of Light in Dark Room - Physics Forums
Jan 26, 2017 · No, these flashes of light are usually not visible on camera as they are caused by internal factors, such as the eye's response to low light conditions. However, if the flash is caused by external factors, such as a reflection, it could be captured on camera. How can I prevent these flashes of light from happening?
Why does Sirius A blink in many colors? - Physics Forums
Feb 5, 2017 · When you look at Sirius, it blinks in white/blue/red and even green colors. Why does this happen? Please answer it with details(as my researched gave me answers like these: it is closer to horizon or closer to Earth's atmosphere,it is brighter , but these didn't helped me, i …
Why doesn't infrared radiation travel through glass - Physics Forums
Jun 6, 2010 · The only one you will not see is the flash light, and the cell phone has far less wattage than a flashlight. That assumes that the effective conductivity of the substance is frequency independent. However, by Kramers-Kronig we know that any lossy medium must be dispersive (and vice-versa, stupid causality).
How Does a Grenade's Shockwave Cause Fatal Injuries? - Physics …
Oct 6, 2008 · Stun grenades, or "flash bang" grenades, operate on this principle. They produce a large blast but almost no shrapnel. The noise and brightness of the flash are very disorienting, and the shock wave can actually knock a person down, but the chances of being killed by one, even at close proximity, are very slim.
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