The upper metal flue is the water heater with an upward slope from it till right before the chimney-then it turns down to drop into the furnace flue and they become 1 flue entering the chimney.
Butterflies and moths are a group of insects called Lepidoptera. Like all insects, butterflies and moths have a head, thorax, abdomen, two antennae, and six legs.Additionally, moths and butterflies have four wings that are almost always covered by colored scales, and a coiled proboscis for drinking liquids such as flower nectar.ike all insects, butterflies and moths have a head, thorax, abdomen, two antennae, and six legs. Additionally, moths and butterflies have four wings that are almost always covered by colored scales, and a coiled proboscis for drinking liquids such as flower nectar.
The largest butterfly in the world is the Queen Alexandra's Birdwing (Ornithoptera alexandrae).This huge, poisonous butterfly lives in the rain forests of Papua, New Guinea, and is an endangered species with a wing span of 11 inches.Males of the species are much smaller than females.The second-largest butterfly in the world is the Goliath Birdwing and it lives in Indonesian rainforests and has a wingspan up to 11 inches as well.he largest butterfly in the world is the Queen Alexandra's Birdwing (Ornithoptera alexandrae).