Boiler pressure is controlled by the expansion vessel, the balance of air versus water in your central heating system.resulting in the water coming out of your pressure relief valve. Too much air could result in an over pressurised system, this … Continue reading →

Blue light also reaches deeper into the eye, causing damage to the retina. In fact, Blue light can be so detrimental to the eyes, that several medical studies, including a study by Molecular Vision in 2016, have found that it … Continue reading →

Exposure to harsh fluorescent lighting can cause eye strain and blurred vision. The longer you’re exposed to the light, the more likely you’ll experience the problem. Symptoms of eyestrain include sore, burning, watery or dry eyes. Double vision and increased … Continue reading →

We know that both LEDs and fluorescent lights can cause visual, headache and migraine symptoms. In addition to the high proportion of blue light wavelengths, these issues are likely a direct result of the rapid flicker they both emit. Do … Continue reading →

LEDs are currently not considered toxic by law and can be disposed of in regular landfills.Of course, we all need some kind of lighting in our lives and, despite their flaws, LEDs may still be the best choice regarding light … Continue reading →

Fluorescent lighting is not only a potential migraine trigger, but it provides very poor task lighting and can cause eye strain, which can also trigger headaches. Why do lights give me headaches? Causes. Photophobia is linked to the connection between … Continue reading →

This concern comes from the LED bulb’s use of blue light. Blue light is what our eyes react to during the day. In short, it tells our circadian rhythms that it’s time to “stay awake.” An exposure to extremely high … Continue reading →

The bright light overwhelms the retinas of the eyes and generally gradually fades, lasting anywhere from a few seconds to a few minutes. However, if the eyes are exposed to a high enough level of light, such as a nuclear … Continue reading →

Depending on the cause of your blurry vision, these natural treatments and lifestyle changes might help you see more clearly: Rest and recovery. Lubricate the eyes. Improve air quality. Stop smoking. Avoid allergens. Take omega-3 fatty acids. Protect your eyes. … Continue reading →

Since dimming, either by reducing current or by pulse width modulation, results in lower overall junction temperatures, it will have no negative impact on LED life; it might even extend life. Does turning LED lights on and off shorten their … Continue reading →

For this reason, yellow light has been clinically used to treat depression and Seasonal Affective Disorder (SAD). You might try switching your LED lights to a yellow hue during the dark winter months and when you feel down. Can LED … Continue reading →

Upgrading to a thermostat that automatically changes the indoor temperature setting is fairly easy, and it can trim about $180 off your annual heating and cooling costs, according to the EPA. Simple models that only control heat are sold at … Continue reading →

Alternatively referred to as the reset switch, the reset button allows devices that utilize it, such as a computer or peripheral to be rebooted. Usually, the button is on the front of the device, next to or near the power … Continue reading →

FLAMMABLE VAPORS ARE A SERIOUS SAFETY HAZARD! Vapors from flammable products—such as gasoline, kerosene, paint thinner, and solvents —can be ignited accidentally by the pilot light of a propane appliance.Sometimes the vapors may follow air currents in the building to … Continue reading →

Normal boiler pressure should be between about 1-2 bars. The ideal boiler pressure is often marked as a range in green on the gauge itself.And to know how to release boiler pressure when it’s too high. And how to top … Continue reading →