What Are Chemical Indicators Called?

What Are Chemical Indicators Called? Chemical indicator, any substance that gives a visible sign, usually by a colour change, of the presence or absence of a threshold concentration of a chemical species, such as an acid or an alkali in a solution. An example is the substance called methyl yellow, which imparts a yellow colour

What Does The Wrench Symbol Mean On My Dashboard?

What Does The Wrench Symbol Mean On My Dashboard? These symbols tell you when a certain feature is being used or when your car needs minor maintenance. A few common Honda Accord indicator lights include: … Maintenance MinderTM Indicator Light: A yellow wrench on your dashboard means your Honda Accord is due for routine maintenance.

What Does An Orange Triangle Mean?

What Does An Orange Triangle Mean? What does an orange triangle mean? Explanation A reflective orange triangle on the rear of a vehicle means the vehicle is traveling at speeds slower than 25 mph. You may see this decal on construction equipment, farm vehicles, and horse-drawn wagons or carriages. What does an orange triangle signal