Why Fly Swatters Have Holes. For this, flies neither detect the air changes around them nor detect that something is coming at them. This design serves two purposes — to lower air resistance and to create turbulence. The fly can sense this and dodge the hand. fly swatting 101. if you try hitting a fly with something without the tiny holes, air doesn't pass through it, so the fly can feel the air current change and fly. you may have noticed that most fly swatters have holes or slits on their surfaces. A fly swatter contains a lot of holes and is designed this way so that it doesn’t disturb the air much. when you swat at a fly with your hand, it creates a pressure wave in front of your hand. this leather fly swatter packs a punch to eliminate flying and crawling bugs, including flies, mosquitos, horseflies, palmetto bugs, cockroaches, wasps, mud daubers, and cicadas.
from www.bbc.co.uk
The fly can sense this and dodge the hand. fly swatting 101. This design serves two purposes — to lower air resistance and to create turbulence. if you try hitting a fly with something without the tiny holes, air doesn't pass through it, so the fly can feel the air current change and fly. For this, flies neither detect the air changes around them nor detect that something is coming at them. when you swat at a fly with your hand, it creates a pressure wave in front of your hand. A fly swatter contains a lot of holes and is designed this way so that it doesn’t disturb the air much. this leather fly swatter packs a punch to eliminate flying and crawling bugs, including flies, mosquitos, horseflies, palmetto bugs, cockroaches, wasps, mud daubers, and cicadas. you may have noticed that most fly swatters have holes or slits on their surfaces.
Why is it so hard to swat a fly? BBC News
Why Fly Swatters Have Holes this leather fly swatter packs a punch to eliminate flying and crawling bugs, including flies, mosquitos, horseflies, palmetto bugs, cockroaches, wasps, mud daubers, and cicadas. For this, flies neither detect the air changes around them nor detect that something is coming at them. you may have noticed that most fly swatters have holes or slits on their surfaces. when you swat at a fly with your hand, it creates a pressure wave in front of your hand. This design serves two purposes — to lower air resistance and to create turbulence. The fly can sense this and dodge the hand. this leather fly swatter packs a punch to eliminate flying and crawling bugs, including flies, mosquitos, horseflies, palmetto bugs, cockroaches, wasps, mud daubers, and cicadas. if you try hitting a fly with something without the tiny holes, air doesn't pass through it, so the fly can feel the air current change and fly. A fly swatter contains a lot of holes and is designed this way so that it doesn’t disturb the air much. fly swatting 101.
