Emergency crews responding to the accident used helicopters to pour sand and boron on the reactor debris. The sand was to stop the fire and additional releases of radioactive material;…
How was boron used in Chernobyl?Read MoreIf you're sick (vomit) within 2 hours of taking your contraceptive pill, it probably will not have been absorbed by your body. You should take another pill straight away. As…
What if I puke after taking a pill?Read MoreYes. This is not only safe but best practice. Tuck the capped wires completely into the junction boxes to avoid accidentally snagging on passing ladders, wallboard, etc. If the room…
Can you turn breaker on with exposed wires?Read MoreThe energy of a typical A-bomb comprises three components: 35% thermal radiation (heat and light), 50% blast energy (pressure shock wave), and 15% nuclear radiation [6]. Of that latter 15%,…
How much radiation is in a nuclear weapon?Read MoreLead aprons absorb 90%–95% of scattered radiation that reaches them (Table 77.5). “Wrap-around” lead aprons are useful when medical personnel spend a lot of time with their backs turned away…
Do lead aprons absorb radiation?Read MoreWith COVID-19 continuing to spread across the Chicago area and the country, we've seen that the disease can affect anyone of any age. But those who have underlying conditions and…
Do people with weaker immune systems get Covid?Read MoreExplanation: Usually, what makes an isotope unstable is the large nucleus. If a nucleus becomes larger enough from the number of neutrons, since the neutron count is what makes isotopes,…
Why are bigger isotopes unstable?Read MoreThe atmosphere blocks harmful cosmic rays and other high-energy radiation from reaching us on the Earth's surface. "If our eyes could see high-energy gamma rays, this is what the Earth…
What stops gamma rays from reaching Earth?Read MoreThe other is the waste made by facilities involved in nuclear weapons production or by facilities that reprocess and recycle used power plant fuel. All these wastes can remain dangerously…
Can nuclear waste remain radioactive for billions of years?Read MoreThe abnormal CT scan was defined as any finding ascribed to head trauma including skull fracture, cerebral edema, epidural hematoma, subdural hematoma, cerebral contusion, intracerebral hematoma, intraventricular hemorrhage, and subarachnoid…
What does abnormal head CT mean?Read More