Section 114. Whoever, collecting the forces or arms, or otherwise making the preparations or conspires to commit the insurrection, or committing any offence as the part of the plot committing the insurrection, or instigating the private persons to commit the insurrection, or Knowing that there are the persons to commit the insurrection and making any act to assist in keeping such secret intention to commit such insurrection, shall be punished by imprisonment as from three to fifteen years.
(…)
Section 135/2. Whoever:
(1) Treated to make a terrorization under circumstances advisable to be believed that such person will do as treatment really; or
(2) Collect forces or arms, procure or gather property, give or receive a training terrorization, prepare any other act or conspire each other to terrorize or commit any offence in a part of plan to terrorize or abet people into a part of terrorization or ones know the terrorists and commit any act to be covered;
Such person shall be imprisoned as from two years to ten years and fined as from four ten thousands Baht to two hundred thousands Baht.
(…)
Section 221. Whoever, to causing the explosion likely to cause injury to the other person or the thing belonging to the other person, shall be imprisoned not out of seven years and fined not out of fourteen thousand Baht.
Section 222. Whoever, to cause an explosion so as to cause injury to any of the things mentioned in Section 217 or 218, shall be punished as provided in such Section.
Section 223. For the aforesaid offence in Section 217, 218, 220 or 222, if the injured things or likely to be injured is little value, and such act is not likely to cause the injury to the other person, the offender shall be imprisoned not out of three years or fined not out of six thousand Baht, or both.
Section 224. If the commission of the offence as mentioned in the Section 217, 218, 221 or 222 causes death to the other person, the offender shall be punished with death or imprisonment for life.
If it causes grievous bodily harm to the other person, the offender shall be punished with death, imprisonment for life or imprisonment of ten to twenty years.
(…)
Section 237. Whoever, introducing the poisonous substance or any other substance likely to cause injury to health into the food or water into any well, pond or reservoir, and such food or water to be existed or to be provided for the public consumption, shall be imprisoned as from six months to ten years and fined as from one thousand Baht to twenty thousand Baht, or both.
link to the full text of the Criminal Code: Thailand-Criminal Code-1956-eng