
Psychologists Find Smiling Makes People Feel Happier
Smiling makes people feel happier, according to a new paper published in Psychological Bulletin. Smiling really can make people feel happier, according to research by a...
DELUXE MULTI SIZE MARINE ONE WAY FLAP NON-RETURN VALVE - 13/20MM - 0.47", 1/4". Hose Barb Size -13/20mm (0.47" & 3/4"). Valves have a rubber one way flap (one way labelled on the valve) with stainless steel screws to reduce rust and corrosion on the valve. Manufactured to Marine Standards, Durable Design and easy to cut three size barbs.. Condition:: New: Manufacturer Part Number: : LA-MA-0225 , Brand: : LEDADVANTAGE , 。