Thank you for your information and sharing !
How to 用吸鼻器同佢吸 ? Where can I buy the 吸鼻器 ? I only asked my son "chi" 出來, all in yellow and very thick !
Really 奇怪, everytime is thick yellow colour and no fever and no cough ... (touch wood). Is it 鼻敏感 ? 有d 人話鼻敏感唔會系Yellow/Green 鼻水, 佢地話系Flu / Cold, I wonder ?????