Why are pvc garden hose priced differently？

The odorous PVC garden hose on the market smells like gasoline kerosene because of the addition of a cheap volatile plasticizer, called solvent oil and No. 2 oil in the industry. It is an extract of various waste plastics, containing various heavy metals and harmful substances.
This irritating odor of PVC garden hose can be smelled at low concentration; long-term, low-concentration exposure can cause headache, dizziness, fatigue, sensory impairment, immunity decline, and may lead to sleepiness, memory decline or neurasthenia, mental depression; chronic poisoning can also cause great damage to the respiratory system; long-term exposure can lead to respiratory dysfunction and liver poisoning lesions; Liver cell damage, abnormal radiation capacity of the liver, etc. Long-term exposure to this harmful substance of plants, will also appear rotten roots, yellow leaves, defoliation, individual buds withered and other phenomena;