What are the disadvantage of railways?

What are the disadvantage of railways? Another disadvantages of railway transport is its inflexibility. It routes and timings cannot be adjusted to individual requirements. Rail transport cannot provide door to door service as it is tied to a particular track. Intermediate loading or unloading involves greater cost, more wear and tear and wastage of time. […]

What do the bees do with pollen?

What do the bees do with pollen? Bees don’t just transport pollen between plants, they also bring balls of it back to the hive for food. These “pollen pellets,” which also include nectar and can account for 30% of a bee’s weight, hang off their hind legs like overstuffed saddlebags (pictured). Do bees eat pollen? […]

How do you say your welcome formally?

How do you say your welcome formally? Formal ways to say ‘you’re welcome’ They include: “you’re very welcome” and “my pleasure.” Here is how two co-workers may use them when speaking with each other: Thank you for helping me finish the project. Of course. What can I say instead of welcome? 10 Ways to Say […]

When was the first hollow fiber dialyzer invented?

When was the first hollow fiber dialyzer invented? 1964 What is hollow fiber dialyzer? A hollow fiber dialyzer bundle comprises 7–17 x 103 semipermeable hollow fibers that allow solute and fluid transfer between blood and dialysate. Typical fibers have an internal diameter of 180–200 microns and wall thickness of 30–40 microns, yielding 1.0–2.5 m2 of […]

What is simple first aid treatment?

What is simple first aid treatment? Cuts and Scrapes Wash your hands. First, wash up with soap and water so you don’t get bacteria into the cut and cause an infection. Stop the bleeding. Put pressure on the cut with a gauze pad or clean cloth. Clean the wound. Remove any dirt or debris. What […]

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