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.
When the urine is refrigerated, amorphous urates might develop in the sample. This is detected when the urine is put through a centrifuge, which is part of the analysis process.Tiny pink pellets will appear during this process.owever, this is an extremely common finding that has nothing to do with your body, but rather, with the refrigeration process of the urine sample. The amorphous urates can sometimes âstickâ to mucus threads or casts in your urine, thus making diagnosis of the real problem a bit trickier.