23 Facts About Green


Green is the color between cyan and yellow on the visible spectrum.

FactSnippet No. 521,274

Green wavelengths are available from gas lasers, including the helium–neon laser, the Argon-ion laser (514nm) and the Krypton-ion laser (521nm and 531nm), as well as liquid dye lasers.

FactSnippet No. 521,275

Green lasers have a wide variety of applications, including pointing, illumination, surgery, laser light shows, spectroscopy, interferometry, fluorescence, holography, machine vision, non-lethal weapons and bird control.

FactSnippet No. 521,276

Green earth is a natural pigment used since the time of the Roman Empire.

FactSnippet No. 521,277

Green chrome oxide was a new synthetic green created by a chemist named Pannetier in Paris in about 1835.

FactSnippet No. 521,278

Green S is prohibited in many countries, for it is known to cause hyperactivity, asthma, urticaria, and insomnia.

FactSnippet No. 521,279

Green is common in nature, as many plants are green because of a complex chemical known as chlorophyll, which is involved in photosynthesis.

FactSnippet No. 521,280

Green eyes are most common in Northern and Central Europe.

FactSnippet No. 521,281

Green dyes were made out of the fern, plantain, buckthorn berries, the juice of nettles and of leeks, the digitalis plant, the broom plant, the leaves of the fraxinus, or ash tree, and the bark of the alder tree, but they rapidly faded or changed color.

FactSnippet No. 521,282

Green was contrasted to the smoky grays and blacks of the Industrial Revolution.

FactSnippet No. 521,283

Green is the color most commonly associated in Europe and the United States with nature, vivacity and life.

FactSnippet No. 521,284

Green is the color most commonly associated in the United States and Europe with springtime, freshness, and hope.

FactSnippet No. 521,285

Green is often used to symbolize rebirth and renewal and immortality.

FactSnippet No. 521,286

Green was originally chosen because it deterred counterfeiters, who tried to use early camera equipment to duplicate banknotes.

FactSnippet No. 521,287

Green continues to be used because the public now associates it with a strong and stable currency.

FactSnippet No. 521,288

Green is a symbol of Ireland, which is often referred to as the "Emerald Isle".

FactSnippet No. 521,289

Green is a strong trend in the Irish holiday St Patrick's Day.

FactSnippet No. 521,290

Green was the traditional color of Irish nationalism, beginning in the 17th century.

FactSnippet No. 521,291

Green was chosen for its association with nature, health, and growth.

FactSnippet No. 521,292

Green parties are found in over one hundred countries, and most are members of the Global Green Network.

FactSnippet No. 521,293

Green is the color associated with Puerto Rico's Independence Party, the smallest of that country's three major political parties, which advocates Puerto Rican independence from the United States.

FactSnippet No. 521,294

Green was given that name because of his role as a diplomat and negotiator.

FactSnippet No. 521,295

Green was considered to be the median color between light and obscurity.

FactSnippet No. 521,296