Yes, flour can get a type of bug in it that looks like a moth larvae. Keep your flour in a container in the refrigerator to avoid this.
Masa flour can go bad and become rancid. To keep it fresh longer, it can be placed in a Ziploc bag and stored in the refrigerator.
yes it can because the metal can burns slightly , causing it to make the pasta burnt
No it cannot go bad in the heat, im no scientist but ive found it just dries it out after long periods of time.
For sure! You can get food poisoning from eating mayonnaise that has been left out of the fridge too long, and it spoils quicker with increased temperature.
ya
The leavening that allows the dough to raise will go bad after some years. If the seal is broken, there may also be bugs in the flour.
It won't go bad for only one hour.
if you left it out then yes
does tye dressing go bad above 100 degrees unopened
yes
Yes, they will melt.
Engine sensors will only "go bad" from environmental effects. Lack of oil causes excessive heat. Heat can cause cam sensor failure