In the month of Ramadan, while we go inside sugar factory, we feel sugar has entered our mouth, does our fast become void?

Fast Invalidators
Eating and Drinking
To Feel Some Food in the Mouth
In the month of Ramadan, while we go inside sugar factory, we feel sugar has entered our mouth, does our fast become void?
The mere feeling that sugar has entered the mouth — and even its actual entering the mouth without swallowing it, does not harm fast validity.
Source: Hadana adopted from the Istiftaat of the Grand Ayatollah Khamenei