Also new are thermochromic concentrates that change color
FUTURE FOOD -- The fruits of nanotechnology could include tiny sensors in food packaging that change color
when milk or cheese goes bad and nanoscopic capsules I that store antioxidants or flavorings inside foods until they're eaten.
Hanna Company (NYSE: MAH; CHX), an international specialty chemicals company, today announced a commercial and technology development alliance with 2nd Story Concepts, a producer of specialty compounds that change colors
when exposed to sunlight, heat or water.
When pieces change color
, remove to a colander to drain and reserve oil.
The new catenane structures could be used to make surfaces that change color
, stickiness, and other properties depending on the relative positions of the rings, suggests Leigh.
He said the red bags never change color
, but do change texture when exposed to high pressure and heat in the autoclave.
The strips are submerged in food samples; if the organism is present, the strip will change color
These tiny sensors, built of a porous form of silicon, just look like sparkly specks of dust, but each one is designed to change color
in a characteristic way when a particular organic material alights upon it.
Popular sellers include spoons and bowls that change color
when food is too hot and an all-in-one blanket, teether and pacifier holder.
Moles that change color
or look different are a warning sign for skin cancer, but exposure to the sun will not cause those moles to change color
In a step toward warning badges for military personnel and spoilage indicators for supermarket items, researchers have created novel films that change color
on contact with selected chemicals, such as those found in nerve gas or rotting fish.
As she puts it, "Imagine if sitting on a crowded train with thighs touching made people gregarious or made their skin change color