Space science
Aliens spraying matter at NASA ship?
Data from the Cassini spacecraft shows NASA is on the right track in its hunt for alien life.
Spray
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Topic archive
Articles about Spray
313 published items.
Discover science
Why can some species of cobras spray venom precisely into the victim's eyes?
If cobra venom gets into the eyes, it will cause severe pain and even lead to permanent blindness.
New technology
Amphibious Spherical Robot Helps Chinese Police Patrol
Equipped with net guns, pepper spray, smoke bombs and sonic emitters, the RT-G robot can handle threats at close range.
Animal world
Extremely venomous cobra species distributed in Vietnam
In Vietnam, there are 4 species of cobras, all of which possess deadly venom.
Animal world
Scorpions spray acid to make enemies run away, Vietnam is full of them!
With a head and body length that can reach 85 mm when fully grown, these scorpions look quite similar to real scorpions, but possess a thin whip-like tail.
Medicine - Health
Australia successfully developed antibacterial and viral sprays
Scientists from Australian universities have invented a disinfectant spray that can prevent the spread of bacteria and viruses, including the SARS-CoV-2 virus.
Scientific application
Bio-coating protects fresh food 50% longer
The coating, developed by the Rutgers School of Public Health, can be sprayed on food, washed before eating, and takes just three days to break down in the soil.
Science invention
Inventing an automatic disinfectant sprayer for the prevention of Covid-19
Sao Do University (Hai Duong province) has successfully researched and manufactured a system of automatic disinfection sprayers for road motor vehicles, serving the prev…
Biology
New bacteria found in the nose
Based on the research results, a Belgian team has developed a new spray for sinusitis and is testing it in 20 people.
Animal world
The king cobra dies with extremely poisonous black Mamba: Does the owner of the 'kiss of death' win?
Both are the strongest and most dangerous venomous snakes in their habitat, so who will win this dramatic confrontation?
New technology
Japan uses technology to capture micro-droplets when sneezing
A clip in Japan shows that the new technology captures images of tiny droplets of water sprayed when people sneeze, smaller than 10 micrometers in size.
Scientific application
Grade 9 students invented an automatic disinfectant spray machine, priced at VND 350,000
Just put your hand in, the machine will automatically spray disinfectant within 2 seconds without having to press the button like a regular antiseptic, limiting cross-co…
Scientific application
How to make a simple biological insecticide at home
Biological insecticides are made from naturally available materials such as garlic, chili, ginger, lemongrass ... They are very safe for human health and environmentally…
Health
What is Cloramin B? How to mix Chloramin B to sterilize and kill bacteria
CloraminB is a chemical used to kill many types of bacteria on the surface such as floors, tables and chairs, stair handrails, door handles, items, toys, etc. Humans are…
Discover science
Why did the Australian government spray vegetables from the plane into the forest?
New South Wales (NSW) has released thousands of kilograms of sweet potatoes and carrots from above to save the famine of wildlife in the wildfire crisis in Australia.