The majority of seats on most of these airlines can be reserved at. no charge, either during booking or check-in. Booking a pre-assigned premium. seat (including exit rows and window and aisle seats near the front of the. aircraft) will incur a surcharge. Elite frequent-flyer members are usually. exempt.
What it could mean when amorphous sediment is found in urine is  that the temperature of the urine may have been out of range at the  time of the test. It could also mean th â¦ at the patient was  dehydrated while the test was done. 3 people found this useful.
The crystals shown above are typical triple phosphate crystals, found in feline and canine urine, and are classically described as rectangular coffin lid shape. They are also called magnesium ammonium phosphate or struvite crystals and are typically found in alkaline urine.