1. When urine is placed in the air, color and transparency can be observed.
2. Observe the color of urine. Normal urine color is light yellow or clear light yellow. If the color darkens or turns red, it may indicate hematuria or disease.
3. Observe the transparency of urine. Normal urine is transparent, and if there is suspended matter or turbid state, it may indicate disease or infection.
4. Observe the smell of urine. Normal urine has no obvious smell. If it has a strong smell, it may indicate infection or disease.
It should be noted that if you have any diseases or symptoms, please seek medical advice in time.